JIS G 3454:2012 PDF Download

This Standard specifies the carbon steel tubes (hereafter referred to as "tubes") used for pressure service at temperatures up to about 350°C.

Tubes for high pressure service shall be in accordance with JIS G 3455.

This Standard is applicable to tubes of outside diameters 10.5 mm (nominal diameter 6A or 1/8B) to 660.4 mm (nominal diameter 650A or 26B).

In addition to the items specified in this text, the purchaser can previously designate special quality reqirements upon agreement with the manufacturer, which are shown in Annex JA.

NOTE: The International Standards corresponding to this Standard and the symbol of degree of correspondence are as follows:

ISO 9329-1: 1989 Seamless steel tubes for pressure purposes-Technical delivery conditions-Part 1: Unalloyed steels with specified room temperature properties

ISO 9330-1: 1990 Welded steel tubes for pressure purposes-Technical delivery conditions-Part 1: Unalloyed steel tubes with specified room temperature properties (Overall evaluation: MOD)

The symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/ lEC Guide 21-1.